Creating New Learning Experiences on a Global Scale: Second European Conference on Technology Enhanced Learning, EC-TEL 2007, Crete, Greece, September 17-20, 2007, Proceedings

Towards Ubiquitous Learning: 6th European Conference on Technology Enhanced Learning, EC-TEL 2011, Palermo, Italy, September 20-23, 2011, Proceedings

Sustaining TEL: From Innovation to Learning and Practice: 5th European Conference on Technology Enhanced Learning, EC-TEL 2010, Barcelona, Spain, September 28 - October 1, 2010, Proceedings